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- import pygame
- import random
- import time
- from Direction import Direction
- from Snake import Snake
- from Apple import Apple
- from Egg import Egg
- # width and height of the display
- DISPLAY_WIDTH = 800
- DISPLAY_HEIGHT = 608
- Points = 0
- # background creation
- background = pygame.Surface((800, 608))
- for i in range(25):
- for j in range(19):
- image = pygame.image.load("images/background.png")
- mask = (random.randrange(0, 20), random.randrange(
- 0, 20), random.randrange(0, 20))
- image.fill(mask, special_flags=pygame.BLEND_ADD)
- background.blit(image, (i*32, j*32))
- # settings
- pygame.init()
- pygame.font.init()
- # display object and game clock
- display = pygame.display.set_mode([DISPLAY_WIDTH, DISPLAY_HEIGHT])
- clock = pygame.time.Clock()
- # font object
- my_font = pygame.font.SysFont('Comic Sans MS', 24)
- # Snake
- snake = Snake()
- MOVE_SNAKE = pygame.USEREVENT + 1
- pygame.time.set_timer(MOVE_SNAKE, 200)
- # apples
- apple = Apple()
- apples = pygame.sprite.Group()
- apples.add(apple)
- # eggs
- eggs = pygame.sprite.Group()
- game_on = True
- while game_on:
- for event in pygame.event.get():
- if event.type == pygame.KEYDOWN:
- if event.key == pygame.K_ESCAPE:
- game_on = False
- if event.key == pygame.K_w:
- snake.change_direction(Direction.UP)
- if event.key == pygame.K_s:
- snake.change_direction(Direction.DOWN)
- if event.key == pygame.K_a:
- snake.change_direction(Direction.LEFT)
- if event.key == pygame.K_d:
- snake.change_direction(Direction.RIGHT)
- elif event.type == MOVE_SNAKE:
- snake.update()
- elif event.type == pygame.QUIT:
- game_on = False
- # collision detection of snake's head and apples
- collision_with_apple = pygame.sprite.spritecollideany(snake, apples)
- if collision_with_apple != None:
- collision_with_apple.kill()
- snake.eat_apple()
- apple = Apple()
- apples.add(apple)
- Points += 1
- # adding eggs
- if (Points % 5) == 0:
- egg = Egg(snake.segments[-1].last_position)
- eggs.add(egg)
- # collision detection of snake's head and eggs
- collision_with_egg = pygame.sprite.spritecollideany(snake, eggs)
- if collision_with_egg != None:
- game_on = False
- # drawing background
- display.blit(background, (0, 0))
- # drawing segments
- snake.draw_segments(display)
- # drawing snake's head
- display.blit(snake.image, snake.rect)
- # drawing apples
- for apple in apples:
- display.blit(apple.image, apple.rect)
- # drawing eggs
- for egg in eggs:
- display.blit(egg.image, egg.rect)
- # displaying points
- result_text = my_font.render(
- f'Points: {Points}', False, (0, 0, 0))
- display.blit(result_text, (16, 16))
- # check if the game is ending
- if snake.collision_check():
- loose_text = my_font.render(
- 'You lost', False, (200, 0, 0))
- display.blit(loose_text,
- (DISPLAY_WIDTH/2-50, DISPLAY_HEIGHT/2))
- game_on = False
- pygame.display.flip()
- clock.tick(30)
- time.sleep(3)
- pygame.quit()
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